- AU PMB DOC 538-69
- Unidad documental simple
- Oct 1991
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
J.J.C. Dennis (ed.), CCRI Bulletins (Cocoa), c.1992, PNG Cocoa & Coconut Research Institute
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Mar 1993
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Board of Papua New Guinea
Cocoa Statistics of Papua New Guinea, Rabaul, Cocoa Board of PNG, Feb 1994
Cocoa Board of Papua New Guinea